html,body {
    margin: 0;
    padding: 0;
}
html {
    font-size: calc(100vw / 3.75);
}
body {
    font-size: .14rem;
}
/*滚动条的宽度*/
::-webkit-scrollbar {
    width:0.1px;
    height:0.1px;
}
/*外层轨道。可以用display:none让其不显示，也可以添加背景图片，颜色改变显示效果*/
::-webkit-scrollbar-track {
    width: 0px;
    background-color:#ffffff;
    -webkit-border-radius: 2em;
    -moz-border-radius: 2em;
    border-radius:2em;
}
/*滚动条的设置*/
::-webkit-scrollbar-thumb {
    background-color:#ffffff;
    background-clip:padding-box;
    min-height:28px;
    -webkit-border-radius: 2em;
    -moz-border-radius: 2em;
    border-radius:2em;
}
/*滚动条移上去的背景*/
::-webkit-scrollbar-thumb:hover {
    background-color:#ffffff;
}

.carousel_img {
    width: 100%;
    height: 100%;
}
.form_group {
    padding: 10px 20px;
}
.form_group .el-form-item {
    margin-bottom: 6px !important;
}
.form_group .el-form-item label {
    padding: 0 0 0 !important;
}
.form_group .el-form-item .el-checkbox__label {
    font-size: 12px !important;
}
.form_group .el-input__inner {
    border-radius: 0px;
}
.form_group .el-button {
    width: 100%;
    border-radius: 0px;
    margin-top: 20px;
}
.form_group .el-form-item__content {
    text-align: center;
}
.button_top {z-index: 99;}
.button_bottom {
    position: absolute;
    bottom: 0;
    z-index: 99;
}
.ad_button {
    width: 100%;
    margin: 0 auto;
    text-align: center;
}
.ad_button .button {
    width: 160px;
    border-radius: 20px;
}
.ad_button .button_2 {
    width: 90%;
    border-radius: 4px;
}
.ad_button .ad_img {
    width: 100%;
    position: relative;
    height: 210px;
}
.ad_button .ad_img img {
    width: 100%;
    height: 100%;
}
.el-button {
    padding: 0 !important;
}
#engine {
    background: white;
}
#engine .iphone_library {
    position: relative;
}
#engine .top {
    position: fixed !important;
    top: 0;
    z-index: 99;
    width: 100%;
}
#engine .bottom {
    position: fixed !important;
    bottom: 0;
    z-index: 99;
    width: 100%;
}
#engine .right {
    position: fixed !important;
    right: 0;
    top: 28%;
    z-index: 99;
    /*width: 100%;*/
}
.textAlign {
    text-align: center;
}
.kf_group .icon-kefu1 {
    padding: 1px 3px 0 0;
    font-size: 22px;
}
.kf_group .kf_message_num {
    border-radius: 50%;
    background: red;
    color: white;
    text-align: center;
    width: 15px;
    height: 15px;
    line-height: 15px;
    position: absolute;
    top: -7px;
    right: -5px;
    font-size: 12px;
    z-index: 1;
}
.kf_group .second-triangle-wrapper {
    border: 1px solid #ddd;
    width: 70%;
    min-height: 70px;
    position: relative;
    background: white;
    border-radius: 3px;
    margin-bottom: 15px;
    margin-right: 20px;
    word-break: break-all;
}
.kf_group .second-triangle-wrapper img {
    width: 8px;
    height: 8px;
    position: absolute;
    right: 7px;
    top: 7px;
}
.kf_group .second-triangle-wrapper .title {
    font-weight: 600;
    font-size: 14px;
    margin: 6px 10px;
    color: black;
}
.kf_group .second-triangle-wrapper .content {
    font-size: 12px;
    margin: 0px 10px;
    color: #666;
}
.kf_group .second-triangle-wrapper:before {
    content: "";
    border: inherit;
    padding: 0.5em;
    position: absolute;
    background: inherit;
    /**不加这个的话你会发现 这个伪元素不会将div的border－top给覆盖掉,bg-image默认是none,bg-color默认是transparent*/
    right: 15px;
    bottom: -8px;
    transform: rotate(45deg);
    border-left: 0;
    border-top: 0;
    border-radius: 3px;
}
.kf_group .kf {
    border: 1px solid #201e1e;
    background: white;
    width: 90%;
    height: 40px;
    border-radius: 20px;
}
.kf_group .kf_1 {
    border: 1px solid #201e1e;
    background: #201e1e;
    color: white;
    width: 90%;
    height: 40px;
    margin: 0 auto;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.kf_group .kf_1 img {
    width: 20px;
    height: 20px;
    margin: 0 8px;
}
.kf_group .kf_2 {
    display: flex;
    width: 100%;
    flex-direction: column;
    align-items: flex-end;
    position: fixed;
    bottom: 0;
}
.kf_group .kf_2 button {
    background: #201e1e;
    width: 100%;
    height: 60px;
    color: white;
    border: 1px solid black;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.kf_group .kf_2 button .kf_2_right {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    font-weight: 600;
    position: relative;
}
.kf_group .kf_2 button .kf_2_right img {
    width: 20px;
    height: 20px;
    margin: 0 8px;
}
.kf_group .kf_2 button .online_button {
    min-width: 80px;
    height: 30px;
    background: #f85959;
    text-align: center;
    line-height: 25px;
    font-size: 15px;
    font-weight: 700;
    position: relative;
}
.kf_group .kf_3 {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-between;
}
.kf_group .kf_3 .kf_2_right {
    position: relative;
}
.kf_group .kf_3 .kf_2_right img {
    background: #f85959;
    border-radius: 50%;
    padding: 6px;
    width: 40px;
}
.kf_group .kf_3 .online_button {
    font-weight: 600;
    color: #f85959;
}
.kf_group .kf_3 button {
    margin-right: 10px;
    border: none;
    background: none;
}
.kf_group .kf_4 {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-between;
}
.kf_group .kf_4 .kf_2_right {
    position: relative;
}
.kf_group .kf_4 .kf_2_right img {
    background: #f85959;
    border-radius: 50%;
    padding: 6px;
    width: 40px;
}
.kf_group .kf_4 .kf_2_right div {
    background: #f85959;
    color: white;
    min-width: 75px;
    height: 30px;
    line-height: 30px;
    margin-bottom: 8px;
    border-radius: 5px;
    font-weight: 600;
    font-size: 14px;
    position: relative;
}
.kf_group .kf_4 .kf_2_right div:nth-child(1) {
    /*animation: shake 2.5s infinite;*/
}
.kf_group .kf_4 .kf_2_right .item_right:before {
    content: "1";
    width: 20px;
    height: 20px;
    background: red;
    text-align: center;
    line-height: 20px;
    border-radius: 50%;
    position: absolute;
    top: -7px;
    right: -7px;
}
.kf_group .kf_4 .online_button {
    color: #f85959;
}
.kf_group .kf_4 button {
    margin-right: 10px;
    border: none;
    background: none;
}
.kf_group .animation_shake {
    animation: swing 1s infinite;
}
